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我有兩個形象的看法時，我已經實現了觸摸唯一的一個觀點是能夠移動整體佈局，但其他圖像視圖是在保持在固定的位置，我們如何能夠使其他圖像視圖移動從一個地方到另一個如果它不將代碼用於多視圖的運動幫幫忙PLZ ..朋友如何讓Android的多個視圖移動..？
A
回答
2
我有這樣的代碼很久以前寫的，看看它是否適合你
import java.util.ArrayList;
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.util.DisplayMetrics;
import android.view.MotionEvent;
import android.view.View;
import android.view.View.OnTouchListener;
import android.widget.FrameLayout;
import android.widget.FrameLayout.LayoutParams;
import android.widget.ImageView;
import android.widget.ProgressBar;
import android.widget.RelativeLayout;
import android.widget.TextView;
public class DragAndDropActivity extends Activity {
public FrameLayout board;
int dropZone1_X, dropZone2_X, dropZone3_X, dropZone1_Y, dropZone2_Y,
dropZone3_Y, movingCoordinateLeft = 0, movingCoordinateTop = 0;
int windowHeight, windowWidth, defaultMargin = 150;
ImageView answerOption1, answerOption2, answerOption3, dropZone1,
dropZone2, dropZone3;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
board = new FrameLayout(this);
setContentView(R.layout.layout);
/*
* set id's of view objects
*/
setIds();
/*
* set on touch listener
*/
setOnTouchListener();
/*
* get window dimensions
*/
getWindowDimensions();
}
private void setOnTouchListener() {
// TODO Auto-generated method stub
answerOption1.setOnTouchListener(dragt);
answerOption2.setOnTouchListener(dragt);
answerOption3.setOnTouchListener(dragt);
}
private void setIds() {
// TODO Auto-generated method stub
board = (FrameLayout) findViewById(R.id.Board);
// ids for answer options
answerOption1 = (ImageView) findViewById(R.id.answer_option_1);
answerOption2 = (ImageView) findViewById(R.id.answer_option_2);
answerOption3 = (ImageView) findViewById(R.id.answer_option_3);
// ids for drop zones
dropZone1 = (ImageView) findViewById(R.id.frame1);
dropZone2 = (ImageView) findViewById(R.id.frame2);
dropZone3 = (ImageView) findViewById(R.id.frame3);
}
/*
*
* Get default view dimensions at run time
*/
@Override
public void onWindowFocusChanged(boolean hasFocus) {
super.onWindowFocusChanged(hasFocus);
if (hasFocus) {
System.out.println("Method--onWindowFocusChanged");
System.out.println("\n\nFirst drop zone dimensions");
System.out.println("left margin-->" + dropZone1.getLeft());
System.out.println("top margin-->" + dropZone1.getTop());
System.out.println("\n\nSecond drop zone dimensions");
System.out.println("left margin-->" + dropZone2.getLeft());
System.out.println("top margin-->" + dropZone2.getTop());
System.out.println("\n\nThird drop zone dimensions");
System.out.println("left margin-->" + dropZone3.getLeft());
System.out.println("top margin-->" + dropZone3.getTop());
}
}
private void getWindowDimensions() {
// TODO Auto-generated method stub
DisplayMetrics metrics = new DisplayMetrics();
getWindowManager().getDefaultDisplay().getMetrics(metrics);
windowHeight = metrics.heightPixels;
System.out.println("window height" + windowHeight);
windowWidth = metrics.widthPixels;
System.out.println("window width" + windowWidth);
}
// onCreate
OnTouchListener dragt = new OnTouchListener() {
@Override
public boolean onTouch(View v, MotionEvent event) {
FrameLayout.LayoutParams par = (LayoutParams) v.getLayoutParams();
switch (v.getId()) {// What is being touched
/***
*
* Answer option 1
*
* ***/
case R.id.answer_option_1: {
// Which action is being taken
switch (event.getAction()) {
case MotionEvent.ACTION_MOVE: {
par.topMargin = (int) event.getRawY()
- (v.getHeight() + 22);
par.leftMargin = (int) event.getRawX()
- (v.getWidth()/2 + 150);
movingCoordinateLeft = (int) event.getRawX()
- (v.getWidth()/2 + 0);
movingCoordinateTop = par.topMargin;
System.out.println("Answer 1 --- left"
+ movingCoordinateLeft + "---top"
+ movingCoordinateTop);
v.setLayoutParams(par);
break;
}// inner case MOVE
case MotionEvent.ACTION_UP: {
par.height = 40;
par.width = 40;
/*
* par.topMargin = (int) event.getRawY() - (v.getHeight() +
* 15); par.leftMargin = (int) event.getRawX() -
* (v.getWidth()/2 + 90);
*/
if (windowHeight < 460) {
par.topMargin = 109;
par.leftMargin = 0;
par.height = 22;
par.width = 105;
} else {
par.topMargin = defaultMargin;
par.leftMargin = 0;
}
// check if co-ordinates matched and drop answer in drop
// zone
if ((movingCoordinateLeft > 10 && movingCoordinateLeft < 80)
&& (movingCoordinateTop > 10 && movingCoordinateTop < 100)) {
System.out.println("left " + movingCoordinateLeft
+ "top " + movingCoordinateTop);
dropZone1.setImageDrawable(getResources().getDrawable(
R.drawable.duck));
answerOption1.setVisibility(View.INVISIBLE);
}
v.setLayoutParams(par);
break;
}// inner case UP
case MotionEvent.ACTION_DOWN: {
System.out.println("left" + event.getRawX());
System.out.println("top" + event.getRawY());
if (windowHeight < 460) {
par.height = 40;
par.width = 40;
} else {
par.height = 40;
par.width = 40;
}
v.setLayoutParams(par);
break;
}// inner case UP
}// inner switch
break;
}// case pawn
/***
*
* Answer option 2
*
* ***/
case R.id.answer_option_2: {// Which action is being taken
switch (event.getAction()) {
case MotionEvent.ACTION_MOVE: {
par.topMargin = (int) event.getRawY()
- (v.getHeight() + 22);
par.leftMargin = (int) event.getRawX()
- (v.getWidth()/2 + 150);
movingCoordinateLeft = (int) event.getRawX()
- (v.getWidth()/2 + 0);
movingCoordinateTop = par.topMargin;
v.setLayoutParams(par);
break;
}// inner case MOVE
case MotionEvent.ACTION_UP: {
par.height = 40;
par.width = 40;
/*
* par.topMargin = (int) event.getRawY() - (v.getHeight() +
* 15); par.leftMargin = (int) event.getRawX() -
* (v.getWidth()/2 + 90);
*/
if (windowHeight < 460) {
par.topMargin = 150;
par.leftMargin = 0;
par.height = 40;
par.width = 40;
} else {
par.topMargin = 200;
par.leftMargin = 0;
}
// check if co-ordinates matched and drop answer in drop
// zone
if ((movingCoordinateLeft > 120 && movingCoordinateLeft < 200)
&& (movingCoordinateTop > 10 && movingCoordinateTop < 100)) {
System.out.println("left " + movingCoordinateLeft
+ "top " + movingCoordinateTop);
dropZone2.setImageDrawable(getResources().getDrawable(
R.drawable.hen));
answerOption2.setVisibility(View.INVISIBLE);
}
v.setLayoutParams(par);
break;
}// inner case UP
case MotionEvent.ACTION_DOWN: {
if (windowHeight < 460) {
par.height = 40;
par.width = 40;
} else {
par.height = 40;
par.width = 40;
}
v.setLayoutParams(par);
break;
}// inner case UP
}// inner switch
break;
}// case pawn2
/***
*
* Answer option 3
*
* ***/
case R.id.answer_option_3: {// Which action is being taken
switch (event.getAction()) {
case MotionEvent.ACTION_MOVE: {
par.topMargin = (int) event.getRawY()
- (v.getHeight() + 22);
par.leftMargin = (int) event.getRawX()
- (v.getWidth()/2 + 150);
movingCoordinateLeft = (int) event.getRawX()
- (v.getWidth()/2 + 0);
movingCoordinateTop = par.topMargin;
v.setLayoutParams(par);
break;
}// inner case MOVE
case MotionEvent.ACTION_UP: {
par.height = 40;
par.width = 40;
/*
* par.topMargin = (int) event.getRawY() - (v.getHeight() +
* 15); par.leftMargin = (int) event.getRawX() -
* (v.getWidth()/2 + 90);
*/
if (windowHeight < 460) {
par.topMargin = 191;
par.leftMargin = 0;
par.height = 40;
par.width = 40;
} else {
par.topMargin = 250;
par.leftMargin = 0;
}
// check if co-ordinates matched and drop answer in drop
// zone
if ((movingCoordinateLeft > 220 && movingCoordinateLeft < 310)
&& (movingCoordinateTop > 10 && movingCoordinateTop < 100)) {
System.out.println("left " + movingCoordinateLeft
+ "top " + movingCoordinateTop);
dropZone3.setImageDrawable(getResources().getDrawable(
R.drawable.queen));
answerOption3.setVisibility(View.INVISIBLE);
}
v.setLayoutParams(par);
break;
}// inner case UP
case MotionEvent.ACTION_DOWN: {
System.out.println("down");
if (windowHeight < 460) {
par.height = 40;
par.width = 40;
} else {
par.height = 40;
par.width = 40;
}
v.setLayoutParams(par);
break;
}// inner case UP
}// inner switch
break;
}// case pawn2
}// switch
return true;
}// onTouch
};// dragt
}
和layout.xml
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/rl"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical" >
<RelativeLayout
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:gravity="center_horizontal" >
<ImageView
android:id="@+id/frame3"
android:layout_width="100dp"
android:layout_height="80dp"
android:layout_alignParentRight="true"
android:src="@drawable/drag_drop_button" />
<ImageView
android:id="@+id/frame2"
android:layout_width="100dp"
android:layout_height="80dp"
android:layout_toLeftOf="@+id/frame3"
android:src="@drawable/drag_drop_button" />
<ImageView
android:id="@+id/frame1"
android:layout_width="100dp"
android:layout_height="80dp"
android:layout_toLeftOf="@+id/frame2"
android:src="@drawable/drag_drop_button" />
</RelativeLayout>
<FrameLayout
android:id="@+id/Board"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:layout_gravity="center" >
<ImageView
android:id="@+id/answer_option_1"
android:layout_width="40dp"
android:layout_height="40dp"
android:layout_gravity="center_horizontal"
android:layout_marginTop="150dp"
android:background="@drawable/duck" >
</ImageView>
<ImageView
android:id="@+id/answer_option_2"
android:layout_width="40dp"
android:layout_height="40dp"
android:layout_below="@+id/answer_option_1"
android:layout_gravity="center_horizontal"
android:layout_marginTop="200dp"
android:background="@drawable/hen" >
</ImageView>
<ImageView
android:id="@+id/answer_option_3"
android:layout_width="40dp"
android:layout_height="40dp"
android:layout_gravity="center_horizontal"
android:layout_marginTop="250dp"
android:background="@drawable/queen" >
</ImageView>
</FrameLayout>
</RelativeLayout>
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發佈您的代碼。 –
我沒有這正完美，我可以有任何的示例代碼 – dileep